HELP FOR THIS RECENT PLZ

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.